New dataset maps global city boundaries in high resolution from 2000 to 2022

PHYSorg
Dec 30, 2025, 2:10 pm129 ptsTrending
A research team led by Prof. Liu Liangyun from the Aerospace Information Research Institute of the Chinese Academy of Sciences (AIRCAS) has produced the first comprehensive, high-resolution map of global city and town boundaries, offering a view of how urban boundaries have expanded and transformed over the…

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